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NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Catalog of Images

5900 thumbnail picture
The fancifully-named Sherwood Forest off the Dry Tortugas. 3-D image derived from multi-beam depth data.
Florida, Dry Tortugas 2001
5901 thumbnail picture
Multi-beam sounding image of Fort Sumter Range, Charleston Harbor, showing potential hazards to shipping in dredged channel.
5902 thumbnail picture
Pockmarked bottom area in Belfast area of Penobscot Bay. These sorts of features are found in many areas of Penobscot Bay.
5903 thumbnail picture
Sidescan and multi-beam sonar images of the 4-masted schooner HERBERT D. MAXWELL which sunk after a collision on 16 May 1910 off Annapolis, Maryland.
5904 thumbnail picture
Sidescan sonar image of the 4-masted schooner HERBERT D. MAXWELL which sunk after a collision on 16 May 1910 off Annapolis, Maryland.
5905 thumbnail picture
Multi-beam sonar image of the 4-masted schooner HERBERT D. MAXWELL which sunk after a collision on 16 May 1910 off Annapolis, Maryland.
5906 thumbnail picture
Multi-beam sonar image of the 4-masted schooner HERBERT D. MAXWELL which sunk after a collision on 16 May 1910 off Annapolis, Maryland.
5907 thumbnail picture
Mystery image apparently derived from multi-beam sounding information. TBD at a later date.
5908 thumbnail picture
Belfast Bay, Maine, pockmark field showing location and relative size of "pockmarks." Compare to image theb4063. Linear blank areas caused by lack of overlap between survey lines.
5909 thumbnail picture
Belfast Bay, Maine, pockmarks as shown on sidescan sonar record and bottom penetration sonar.
5910 thumbnail picture
Rock outcrops adjacent to high current area of sand waves. Possibly Portsmouth Harbor Channel
5911 thumbnail picture
Depth coded by color on multi-beam display of 1999 survey area. Display also has depth information overprinted. The depths shown are a tiny percentage of the total depths observed with a modern multi-beam system.
Virginia, Hull Neck, Northumberland County 1999
5912 thumbnail picture
Multi-beam sounding map of Bowie Seamount in the NE Pacific Ocean off British Columbia. Contours overlay color-coded depth ranges.
2000 July
5913 thumbnail picture
3-D single-beam sounding data of Bowie Seamount which was available prior to the survey data acquired in image theb4073. The red-colored peak is the seamount shown in image theb4073.
5914 thumbnail picture
Unknown what imagery is depicting or how acquired.
5915 thumbnail picture
Unidentified area of rugged bottom
5916 thumbnail picture
Fathogram example of rugged bottom area
5917 thumbnail picture
A triangulation station and signal on the Alaska Coast. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5918 thumbnail picture
Measuring angles with theodolite at triangulation station on Alaska Coast. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5919 thumbnail picture
Topographic survey party at work with plane table on the Pribilof Islands. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5920 thumbnail picture
Hydrographic party sounding with launch in Baltimore Harbor. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5921 thumbnail picture
The Lucas Automatic Sounding Machine for depths to 5000 fathoms, with engine. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5922 thumbnail picture
The Sigsbee Sounding Machine on a surveying vessel. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5923 thumbnail picture
Wiredrag diagram - Dragging for dangers with a long wire. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5924 thumbnail picture
Engraving a chart on a copper plate. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5925 thumbnail picture
Engraving soundings on a copper plate with a machine. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5926 thumbnail picture
Electrotyping plant for electrotyping chart plates. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5927 thumbnail picture
Printing charts from copper plates; final cleaning of the plate by hand; plate press on left. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons,
5928 thumbnail picture
Lithographing presses for printing charts; lithograph stone on transfer press. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5929 thumbnail picture
Field's protractor and parallel ruler in use on a chart, plotting bearing of a lighthouse. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons,
5930 thumbnail picture
Three-arm protractor in use on a chart, plotting position from two angles. In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
5931 thumbnail picture
Coast and Geodetic Survey Tide Predicting Machine No. 2. Dial case and front component section.
5932 thumbnail picture
British Association Tide Predicting Machine.
5933 thumbnail picture
Unidentified component of tide predicting machine.
5934 thumbnail picture
Unidentified component of tide predicting machine.
5935 thumbnail picture
Roberts Universal Tide Predictor.
5936 thumbnail picture
Coast and Geodetic Survey Tide Predicting Machine No. 2. Time side.
5937 thumbnail picture
Coast and Geodetic Survey Tide Predicting Machine No. 2. Forward driving shaft, Rear component section.
5938 thumbnail picture
Roberts or India Office Tide Predicting Machine.
5939 thumbnail picture
Dial case of Coast and Geodetic Survey Tide Predicting Machine No. 2.
5940 thumbnail picture
Ferrel Tide prediction machine. Tide Predicting Machine No. 1 of the Coast and Geodetic Survey.
5941 thumbnail picture
Main driving gears and automatic stopping devices of Coast and Geodetic Survey Tide Predictng Machine No. 2.
5942 thumbnail picture
Coast and Geodetic Survey Tide Prediction Machine No. 2. Front component section - vertical driving shaft.
5943 thumbnail picture
Coast and Geodetic Survey Tide Prediction Machine No. 2. Dial case and height side.
5944 thumbnail picture
A Kelvin Tide Predicting Machine ca. 1926. This particular model was used by Japan, Portugal, and the Tidal Institute of Glasgow.
5945 thumbnail picture
Back end of Coast and Geodetic Survey Tide Prediction Machine No. 2.
Washington, D.C.
5946 thumbnail picture
A heliotroper at Mount Margaret triangulation station just north of Spirit Lake.
Washington, Mount Margaret
5947 thumbnail picture
Illustrating conducting surveys of the oyster grounds of Maryland.
Maryland, Chesapeake Bay
5948 thumbnail picture
Illustrating conducting surveys of the oyster grounds of Maryland.
Maryland, Chesapeake Bay
5949 thumbnail picture
Maryland State Shellfish surveys from the INVESTIGATOR.

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Last Updated:
May 12, 2014